15th IAAF World Athletics Championships Beijing 2015 - Day Eight [Getty Images]

BEIJING, CHINA - AUGUST 29: Shelly-Ann Fraser-Pryce of Jamaica sprints to the finish line to win gold in the Women's 4x100 Metres Relay final during day eight of the 15th IAAF World Athletics Championships Beijing 2015 at Beijing National Stadium on August 29, 2015 in Beijing, China. (Photo by Cameron Spencer/Getty Images)

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